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//! alias-auto-add
//!
//! Adds unique aliases to a Mutt alias file.
//!
//! Reads an email from STDIN and tries to add an alias for the from address
//! listed. If the given alias already exists, a new unique alias is generated
//! and used instead. This allows us to always capture an alias even if a
//! person has multiple email addresses.
use std::env;
use std::io::{self, BufRead};
mod alias;
#[cfg(test)]
mod tests;
use alias::*;
fn print_usage(program: &str) {
println!("Usage: {} FILE", program);
}
fn main() {
let args: Vec<String> = env::args().collect();
let program = args[0].clone();
let file = if args.len() > 1 {
&args[1]
} else {
print_usage(&program);
return;
};
let stdin = io::stdin();
for line in stdin.lock().lines() {
let line = line.expect("Error reading from STDIN");
// Write the message to STDOUT so that it can be properly read by Mutt
println!("{}", line);
if line.starts_with("From: ") {
let mut alias = Alias::new(&line);
alias.write_to_file(&file).ok();
}
}
}
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